11172445927 has 2 divisors, whose sum is σ = 11172445928. Its totient is φ = 11172445926.

The previous prime is 11172445913. The next prime is 11172445931. The reversal of 11172445927 is 72954427111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11172445927 - 2¹¹ = 11172443879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11172445327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5586222963 + 5586222964.

It is an arithmetic number, because the mean of its divisors is an integer number (5586222964).

Almost surely, 2^11172445927 is an apocalyptic number.

11172445927 is a deficient number, since it is larger than the sum of its proper divisors (1).

11172445927 is an equidigital number, since it uses as much as digits as its factorization.

11172445927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 43.

The spelling of 11172445927 in words is "eleven billion, one hundred seventy-two million, four hundred forty-five thousand, nine hundred twenty-seven".